*E-book price, single use is for online use only for one user (North America only).

Britannica’s e-books are available for purchase from most e-book platform providers, including Overdrive, Follett, Gale, Mackin, ProQuest, and EBSCO.
To purchase single or unlimited use of this series for your school or library, please contact the provider of the e-book platform you are using, or contact
Britannica at 800-621-3900/e-mail: contact@eb.com.